LORCH M-Pro BasicPlus, Operation Manual

Page: 54 / 328

Technical data
- 54 -
10.13
16 Repair and maintenance
Please heed the current safety
and accident prevention regu-
lations during all maintenance
and repair work .
16 .1 Check regularly
Check the following points for damage
before starting up the welding machine:
– Mains plug and cable
– Welding torch and connections
–
Ground cable and connection
Blow out the welding machine every two
months .
Â
Switch the machine off
Â
Disconnect the mains plug
Â
Unscrew both side panels of the unit
Â
Blow out the welding machine with dry,
low pressure compressed air. Avoid blow
-
ing directly on the electronic components
from a short distance, to prevent damage
Â
Screw the two side panels onto the ma
-
chine back again
Never make repairs or technical
changes yourself .
In this case the manufacturer’s
warranty is no longer valid.
If you experience problems or
need repairs, contact a dealer au-
thorised by Lorch.
16 .2 Torch care
Â
Remove the weld spatter from inside the
gas nozzle using suitable tongs.
Â
Spray the inside surface of the gas noz
-
zle with a releasing agent, or use nozzle
protection paste.
9
This will prevent weld spatter from being
burnt on.
i
Technical data
1
M 150 CuSi
BasicPlus M 150 CuSi
ControlPro
M 170
BasicPlus
2
M 200 CuSi
ControlPro
M 210
BasicPlus
2
M 210
ControlPro
2
M 250
BasicPlus
M 250
ControlPro
M 300
BasicPlus
M 300
ControlPro
Welding
Welding range (I
2min
..I
2max
)
A
15..150 25..170 15..200 25..210 30..250 30..300
Welding range (U
2min
..U
2max
) V 14,8..
21,5
15,3..
22,5
14,8..
24,0
15,3..
24,5
15,5..
26,5
15,5..
29,0
No-load voltage V 14,4..
26,9
16,7..
38,0
14,4..
32,5
14,5..
40,3
16,3..
35,1
16,3..
40,2
Voltage setting steps 7 6 12 12 12 12
Slope characteristic constant voltage characteristic line
ED 100 %
A
100 70 100 75 150 170
ED 60 %
A
120 85 130 90 185 205
17 Technical data